FR2449301A1 - Dispositif optique de copie d'objets plans - Google Patents

Dispositif optique de copie d'objets plans

Info

Publication number
FR2449301A1
FR2449301A1 FR7904016A FR7904016A FR2449301A1 FR 2449301 A1 FR2449301 A1 FR 2449301A1 FR 7904016 A FR7904016 A FR 7904016A FR 7904016 A FR7904016 A FR 7904016A FR 2449301 A1 FR2449301 A1 FR 2449301A1
Authority
FR
France
Prior art keywords
copy
illumination
wave
copying
optical device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
FR7904016A
Other languages
English (en)
Other versions
FR2449301B1 (fr
Inventor
Pierre Leclerc
Jean-Pierre Huignard
Philippe Aubourg
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thales SA
Original Assignee
Thomson CSF SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR7904016A priority Critical patent/FR2449301A1/fr
Priority to GB8004862A priority patent/GB2043294B/en
Priority to US06/121,178 priority patent/US4353616A/en
Priority to DE19803005478 priority patent/DE3005478A1/de
Priority to JP1767880A priority patent/JPS55146472A/ja
Publication of FR2449301A1 publication Critical patent/FR2449301A1/fr
Application granted granted Critical
Publication of FR2449301B1 publication Critical patent/FR2449301B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/32—Systems for obtaining speckle elimination
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/0005—Adaptation of holography to specific applications
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/22—Processes or apparatus for obtaining an optical image from holograms
    • G03H1/2249—Holobject properties
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
    • G03H2001/026—Recording materials or recording processes
    • G03H2001/0264—Organic recording material
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
    • G03H2001/026—Recording materials or recording processes
    • G03H2001/0268—Inorganic recording material, e.g. photorefractive crystal [PRC]
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/22—Processes or apparatus for obtaining an optical image from holograms
    • G03H1/2286—Particular reconstruction light ; Beam properties
    • G03H2001/2292—Using scanning means
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/26—Processes or apparatus specially adapted to produce multiple sub- holograms or to obtain images from them, e.g. multicolour technique
    • G03H1/2645—Multiplexing processes, e.g. aperture, shift, or wavefront multiplexing
    • G03H2001/2655—Time multiplexing, i.e. consecutive records wherein the period between records is pertinent per se
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2210/00—Object characteristics
    • G03H2210/20—2D object
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2222/00—Light sources or light beam properties
    • G03H2222/36—Scanning light beam
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2223/00—Optical components
    • G03H2223/14—Diffuser, e.g. lens array, random phase mask
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2223/00—Optical components
    • G03H2223/16—Optical waveguide, e.g. optical fibre, rod
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2260/00—Recording materials or recording processes
    • G03H2260/50—Reactivity or recording processes
    • G03H2260/54—Photorefractive reactivity wherein light induces photo-generation, redistribution and trapping of charges then a modification of refractive index, e.g. photorefractive polymer

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Holo Graphy (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Projection-Type Copiers In General (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)

Abstract

L'INVENTION SE RAPPORTE A UN DISPOSITIF OPTIQUE DE COPIE AU GRANDISSEMENT UNITE UTILISANT DE LA LUMIERE COHERENTE ET PERMETTANT DE DIMINUER NOTABLEMENT LES EFFETS DE SPECKLE SUR LA COPIE. ELLE A POUR OBJET UN DISPOSITIF DE COPIE COMPORTANT UN DISPOSITIF D'ECLAIREMENT DE L'OBJET, UN DISPOSITIF RECEVANT L'ONDE OBJET ET RESTITUANT EN TEMPS REEL UNE ONDE CONJUGUEE DE L'ONDE OBJET POUR FORMER UNE IMAGE REELLE DE L'OBJET. LE DISPOSITIF DE COPIE COMPORTE EN OUTRE UN SUPPORT PHOTOSENSIBLE PLACE DANS LE PLAN IMAGE. LE DISPOSITIF D'ECLAIREMENT DE L'OBJET FORME SUR L'OBJET A RECOPIER UNE TACHE D'ECLAIREMENT DE PETITES DIMENSIONS PAR RAPPORT A L'OBJET ET LE DISPOSITIF DE COPIE COMPORTE EN OUTRE DES MOYENS DE BALAYAGE POUR BALAYER PLUSIEURS FOIS COMPLETEMENT L'OBJET PAR LA TACHE D'ECLAIREMENT DE FACON A SUPERPOSER SUR LE SUPPORT PHOTOSENSIBLE UN GRAND NOMBRE D'IMAGES DE LA MEME ZONE POSSEDANT DES BRUITS NON CORRELES. APPLICATION, NOTAMMENT, A LA COPIE DE MASQUES A HAUTE RESOLUTION ET DE GRANDES SURFACES.
FR7904016A 1979-02-16 1979-02-16 Dispositif optique de copie d'objets plans Granted FR2449301A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR7904016A FR2449301A1 (fr) 1979-02-16 1979-02-16 Dispositif optique de copie d'objets plans
GB8004862A GB2043294B (en) 1979-02-16 1980-02-13 Optical device for holographic printing planar objects
US06/121,178 US4353616A (en) 1979-02-16 1980-02-13 Optical device for printing planar objects
DE19803005478 DE3005478A1 (de) 1979-02-16 1980-02-14 Optische vorrichtung zum kopieren ebener objekte
JP1767880A JPS55146472A (en) 1979-02-16 1980-02-15 Optical device for copying plain body

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7904016A FR2449301A1 (fr) 1979-02-16 1979-02-16 Dispositif optique de copie d'objets plans

Publications (2)

Publication Number Publication Date
FR2449301A1 true FR2449301A1 (fr) 1980-09-12
FR2449301B1 FR2449301B1 (fr) 1983-07-29

Family

ID=9222087

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7904016A Granted FR2449301A1 (fr) 1979-02-16 1979-02-16 Dispositif optique de copie d'objets plans

Country Status (5)

Country Link
US (1) US4353616A (fr)
JP (1) JPS55146472A (fr)
DE (1) DE3005478A1 (fr)
FR (1) FR2449301A1 (fr)
GB (1) GB2043294B (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2516232B1 (fr) * 1981-11-09 1986-02-21 Thomson Csf Interferometre de type michelson a miroir photorefractif
US4674824A (en) * 1985-06-14 1987-06-23 Stanford University System for enhancement of optical features
NO861181L (no) * 1986-03-24 1987-09-25 Gudmunn Slettemoen Speckle-midling.
GB2198548A (en) * 1986-12-09 1988-06-15 Stc Plc Hologram manufacture
DE4026234A1 (de) * 1990-08-18 1992-02-20 Kolbe & Co Hans Verfahren zur dreidimensionalen fototechnischen uebertragung von oberflaecheninformationen eines koerpers
AU2970495A (en) * 1994-07-19 1996-02-16 Hologram Technology International, Inc. Image recording medium and method of making same
FR2755516B1 (fr) 1996-11-05 1999-01-22 Thomson Csf Dispositif compact d'illumination
US6266167B1 (en) * 1998-02-27 2001-07-24 Zebra Imaging, Inc. Apparatus and method for replicating a hologram using a steerable beam
US6330088B1 (en) * 1998-02-27 2001-12-11 Zebra Imaging, Inc. Method and apparatus for recording one-step, full-color, full-parallax, holographic stereograms
FR2819061B1 (fr) * 2000-12-28 2003-04-11 Thomson Csf Dispositif de controle de polarisation dans une liaison optique

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1568997A (fr) * 1967-03-20 1969-05-30
US3717415A (en) * 1970-07-14 1973-02-20 Philips Corp Short interval holographic comparison
FR2160317A1 (fr) * 1971-11-19 1973-06-29 Thomson Csf
FR2362466A1 (fr) * 1976-08-19 1978-03-17 Thomson Csf Cellule d'enregistrement holographique, memoire et dispositif de calcul optique utilisant une telle cellule

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3640599A (en) * 1969-04-04 1972-02-08 American Optical Corp Simulation of an extended incoherent object source in holography so as to eliminate speckle noise
JPS4822215B1 (fr) * 1969-08-25 1973-07-04
US3677616A (en) * 1971-05-03 1972-07-18 Battelle Development Corp Reduced noise high resolution holographic imaging using spatially incoherent reconstructing radiation
JPS5123187B2 (fr) * 1971-09-16 1976-07-15
US4035055A (en) * 1975-07-30 1977-07-12 Rca Corporation Coherent wave imaging and/or recording technique for reducing the generation of spurious coherent-wave image patterns
US4256363A (en) * 1978-08-08 1981-03-17 The United States Of America As Represented By The Secretary Of The Air Force Speckle suppression of holographic microscopy

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1568997A (fr) * 1967-03-20 1969-05-30
US3717415A (en) * 1970-07-14 1973-02-20 Philips Corp Short interval holographic comparison
FR2160317A1 (fr) * 1971-11-19 1973-06-29 Thomson Csf
FR2362466A1 (fr) * 1976-08-19 1978-03-17 Thomson Csf Cellule d'enregistrement holographique, memoire et dispositif de calcul optique utilisant une telle cellule

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
EXBK/67 *
EXBK/75 *
EXBK/77 *

Also Published As

Publication number Publication date
FR2449301B1 (fr) 1983-07-29
GB2043294B (en) 1983-01-26
US4353616A (en) 1982-10-12
JPS55146472A (en) 1980-11-14
DE3005478A1 (de) 1980-08-28
GB2043294A (en) 1980-10-01

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